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| author | Ruiyu Ni <ruiyu.ni@intel.com> | 2018-04-19 18:41:25 +0800 |
|---|---|---|
| committer | Ruiyu Ni <ruiyu.ni@intel.com> | 2018-04-20 12:56:41 +0800 |
| commit | 70e3e99f2e27080c6fab12f3e8f6f71c0261bcef (patch) | |
| tree | ce4505174d11011ab1fb694521a3d17b3290864e /Nt32Pkg | |
| parent | 411a373ed6426fb1bff253905b6a59ada44e18ad (diff) | |
| download | edk2-70e3e99f2e27080c6fab12f3e8f6f71c0261bcef.tar.gz edk2-70e3e99f2e27080c6fab12f3e8f6f71c0261bcef.tar.bz2 edk2-70e3e99f2e27080c6fab12f3e8f6f71c0261bcef.zip | |
Nt32Pkg/NtGopInput: ReadKeyStrokeEx always return key state
Today's implementation only return key state when there is key.
But when user doesn't press any key, the key state cannot be
returned.
The patch changes the ReadKeyStrokeEx() to always return the
key state even there is no key pressed.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
Diffstat (limited to 'Nt32Pkg')
| -rw-r--r-- | Nt32Pkg/WinNtGopDxe/WinNtGopInput.c | 79 |
1 files changed, 48 insertions, 31 deletions
diff --git a/Nt32Pkg/WinNtGopDxe/WinNtGopInput.c b/Nt32Pkg/WinNtGopDxe/WinNtGopInput.c index 6a0f4b7892..b19dfdc2ec 100644 --- a/Nt32Pkg/WinNtGopDxe/WinNtGopInput.c +++ b/Nt32Pkg/WinNtGopDxe/WinNtGopInput.c @@ -1,6 +1,6 @@ /** @file
-Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -270,73 +270,87 @@ WinNtGopSimpleTextInTimerHandler ( }
/**
- TODO: Add function description
-
- @param Private TODO: add argument description
- @param Key TODO: add argument description
-
- @retval EFI_NOT_READY TODO: Add description for return value
- @retval EFI_SUCCESS TODO: Add description for return value
+ Initialize the key state.
+ @param Private The GOP_PRIVATE_DATA instance.
+ @param KeyState A pointer to receive the key state information.
**/
-EFI_STATUS
-GopPrivateAddKey (
+VOID
+InitializeKeyState (
IN GOP_PRIVATE_DATA *Private,
- IN EFI_INPUT_KEY Key
+ IN EFI_KEY_STATE *KeyState
)
{
- EFI_KEY_DATA KeyData;
-
- KeyData.Key = Key;
-
- KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID;
- KeyData.KeyState.KeyToggleState = EFI_TOGGLE_STATE_VALID;
+ KeyState->KeyShiftState = EFI_SHIFT_STATE_VALID;
+ KeyState->KeyToggleState = EFI_TOGGLE_STATE_VALID;
//
// Record Key shift state and toggle state
//
if (Private->LeftCtrl) {
- KeyData.KeyState.KeyShiftState |= EFI_LEFT_CONTROL_PRESSED;
+ KeyState->KeyShiftState |= EFI_LEFT_CONTROL_PRESSED;
}
if (Private->RightCtrl) {
- KeyData.KeyState.KeyShiftState |= EFI_RIGHT_CONTROL_PRESSED;
+ KeyState->KeyShiftState |= EFI_RIGHT_CONTROL_PRESSED;
}
if (Private->LeftAlt) {
- KeyData.KeyState.KeyShiftState |= EFI_LEFT_ALT_PRESSED;
+ KeyState->KeyShiftState |= EFI_LEFT_ALT_PRESSED;
}
if (Private->RightAlt) {
- KeyData.KeyState.KeyShiftState |= EFI_RIGHT_ALT_PRESSED;
+ KeyState->KeyShiftState |= EFI_RIGHT_ALT_PRESSED;
}
if (Private->LeftShift) {
- KeyData.KeyState.KeyShiftState |= EFI_LEFT_SHIFT_PRESSED;
+ KeyState->KeyShiftState |= EFI_LEFT_SHIFT_PRESSED;
}
if (Private->RightShift) {
- KeyData.KeyState.KeyShiftState |= EFI_RIGHT_SHIFT_PRESSED;
+ KeyState->KeyShiftState |= EFI_RIGHT_SHIFT_PRESSED;
}
if (Private->LeftLogo) {
- KeyData.KeyState.KeyShiftState |= EFI_LEFT_LOGO_PRESSED;
+ KeyState->KeyShiftState |= EFI_LEFT_LOGO_PRESSED;
}
if (Private->RightLogo) {
- KeyData.KeyState.KeyShiftState |= EFI_RIGHT_LOGO_PRESSED;
+ KeyState->KeyShiftState |= EFI_RIGHT_LOGO_PRESSED;
}
if (Private->Menu) {
- KeyData.KeyState.KeyShiftState |= EFI_MENU_KEY_PRESSED;
+ KeyState->KeyShiftState |= EFI_MENU_KEY_PRESSED;
}
if (Private->SysReq) {
- KeyData.KeyState.KeyShiftState |= EFI_SYS_REQ_PRESSED;
+ KeyState->KeyShiftState |= EFI_SYS_REQ_PRESSED;
}
if (Private->CapsLock) {
- KeyData.KeyState.KeyToggleState |= EFI_CAPS_LOCK_ACTIVE;
+ KeyState->KeyToggleState |= EFI_CAPS_LOCK_ACTIVE;
}
if (Private->NumLock) {
- KeyData.KeyState.KeyToggleState |= EFI_NUM_LOCK_ACTIVE;
+ KeyState->KeyToggleState |= EFI_NUM_LOCK_ACTIVE;
}
if (Private->ScrollLock) {
- KeyData.KeyState.KeyToggleState |= EFI_SCROLL_LOCK_ACTIVE;
+ KeyState->KeyToggleState |= EFI_SCROLL_LOCK_ACTIVE;
}
if (Private->IsPartialKeySupport) {
- KeyData.KeyState.KeyToggleState |= EFI_KEY_STATE_EXPOSED;
+ KeyState->KeyToggleState |= EFI_KEY_STATE_EXPOSED;
}
+}
+
+/**
+ TODO: Add function description
+
+ @param Private TODO: add argument description
+ @param Key TODO: add argument description
+
+ @retval EFI_NOT_READY TODO: Add description for return value
+ @retval EFI_SUCCESS TODO: Add description for return value
+
+**/
+EFI_STATUS
+GopPrivateAddKey (
+ IN GOP_PRIVATE_DATA *Private,
+ IN EFI_INPUT_KEY Key
+ )
+{
+ EFI_KEY_DATA KeyData;
+
+ KeyData.Key = Key;
+ InitializeKeyState (Private, &KeyData.KeyState);
//
// Convert Ctrl+[1-26] to Ctrl+[A-Z]
@@ -503,6 +517,9 @@ GopPrivateReadKeyStrokeWorker ( //
WinNtGopSimpleTextInTimerHandler (NULL, Private);
+ ZeroMem (&KeyData->Key, sizeof (KeyData->Key));
+ InitializeKeyState (Private, &KeyData->KeyState);
+
Status = GopPrivateCheckQ (&Private->QueueForRead);
if (!EFI_ERROR (Status)) {
//
|